Croissant runs 406 calories per 100g, with 46g of carbs (mostly sugar) and 21g of fat. Calorie-dense — most desserts in this range fit best as planned treats rather than impulse picks.
Calories scale with portion. Here's how a typical croissant serving translates in your tracker:
Calorie-dense and fatty — 21 g of fat per 100g means small portions add up fast, so weigh it rather than eyeballing.
How croissant stacks up on calories and protein against foods people commonly compare it to:
Point your iPhone camera at croissant and Spotwell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
Download on theApp StoreCroissant has approximately 406 calories per 100g. A typical serving — 3 oz (85g) — comes in at 345 calories.
8.2g of protein per 100g. That puts croissant at roughly 2.0g of protein per 100 calories — a useful lens when comparing to other sweets sources.
The simplest method: weigh it on a kitchen scale, then enter grams in your tracker. With Spotwell, you can skip the scale — point the camera at the plate and the AI estimates the portion in under a second. Adjust the value if it looks off.
It depends on your overall calorie target. Croissant is calorie-dense at 406 kcal per 100g, so portion control matters more than with low-cal foods.